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Reference Guide
TGraphNode.h
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1// @(#)root/hist:$Id$
2// Author: Olivier Couet 13/07/09
3
4/*************************************************************************
5 * Copyright (C) 1995-2000, Rene Brun and Fons Rademakers. *
6 * All rights reserved. *
7 * *
8 * For the licensing terms see $ROOTSYS/LICENSE. *
9 * For the list of contributors see $ROOTSYS/README/CREDITS. *
10 *************************************************************************/
11
12#ifndef ROOT_TGraphNode
13#define ROOT_TGraphNode
14
15#include "TNamed.h"
16
17#include "TAttText.h"
18
19#include "TAttFill.h"
20
21#include "TAttLine.h"
22
23struct GVizAgraph_t;
24struct GVizAgnode_t;
25
26
27class TGraphNode : public TNamed, public TAttText, public TAttFill, public TAttLine {
28
29protected:
30
31
32
33 GVizAgnode_t *fGVNode; ///< Graphviz node
34 Double_t fX; ///< Node's center X coordinate
35 Double_t fY; ///< Node's center Y coordinate
36 Double_t fH; ///< Node height
37 Double_t fW; ///< Node width
38
39public:
40
41 TGraphNode();
42 TGraphNode(const char *name, const char *title="");
43 virtual ~TGraphNode();
44
45 void CreateGVNode(GVizAgraph_t *gv);
46 virtual Int_t DistancetoPrimitive(Int_t px, Int_t py);
47 virtual void ExecuteEvent(Int_t event, Int_t px, Int_t py);
48 void SetGVNode(GVizAgnode_t *gvn) {fGVNode = gvn;}
49 virtual void SetTextAngle(Float_t) {;}
50 GVizAgnode_t *GetGVNode() {return fGVNode;}
51 void Layout();
52 virtual void Paint(Option_t *option="");
53 virtual void SavePrimitive(std::ostream &, Option_t *);
54 void SaveAttributes(std::ostream &);
55
56 ClassDef(TGraphNode,2) //Graph node class
57};
58
59#endif
int Int_t
Definition: RtypesCore.h:41
double Double_t
Definition: RtypesCore.h:55
float Float_t
Definition: RtypesCore.h:53
const char Option_t
Definition: RtypesCore.h:62
#define ClassDef(name, id)
Definition: Rtypes.h:326
char name[80]
Definition: TGX11.cxx:109
Fill Area Attributes class.
Definition: TAttFill.h:19
Line Attributes class.
Definition: TAttLine.h:18
Text Attributes class.
Definition: TAttText.h:18
A graph node object which can be added in a TGraphStruct.
Definition: TGraphNode.h:27
GVizAgnode_t * fGVNode
Graphviz node.
Definition: TGraphNode.h:33
Double_t fY
Node's center Y coordinate.
Definition: TGraphNode.h:35
Double_t fW
Node width.
Definition: TGraphNode.h:37
virtual void SetTextAngle(Float_t)
Set the text angle.
Definition: TGraphNode.h:49
GVizAgnode_t * GetGVNode()
Definition: TGraphNode.h:50
Double_t fH
Node height.
Definition: TGraphNode.h:36
void SaveAttributes(std::ostream &)
Save attributes as a C++ statement(s) on output stream out called by TGraphStruct::SavePrimitive.
Definition: TGraphNode.cxx:155
virtual void Paint(Option_t *option="")
Paint this node with its current attributes.
Definition: TGraphNode.cxx:123
virtual Int_t DistancetoPrimitive(Int_t px, Int_t py)
Compute distance from point px,py to a node.
Definition: TGraphNode.cxx:77
virtual void SavePrimitive(std::ostream &, Option_t *)
Save primitive as a C++ statement(s) on output stream out.
Definition: TGraphNode.cxx:147
Double_t fX
Node's center X coordinate.
Definition: TGraphNode.h:34
TGraphNode()
Graph node default constructor.
Definition: TGraphNode.cxx:29
void SetGVNode(GVizAgnode_t *gvn)
Definition: TGraphNode.h:48
virtual ~TGraphNode()
Graph Node default destructor.
Definition: TGraphNode.cxx:54
virtual void ExecuteEvent(Int_t event, Int_t px, Int_t py)
Execute action corresponding to one event.
Definition: TGraphNode.cxx:92
void CreateGVNode(GVizAgraph_t *gv)
Create the GraphViz node into the GraphViz data structure gv.
Definition: TGraphNode.cxx:61
void Layout()
Layout this node in the GraphViz space.
Definition: TGraphNode.cxx:106
The TNamed class is the base class for all named ROOT classes.
Definition: TNamed.h:29